Run results for: Accessing Object Data via Global vs. Argument Reference

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/72.0.3626.121 Safari/537.36

Browser: Chrome 72

Operating system: Windows

Device Platform: Desktop

Date tested: 5 years ago

Test name	Executions per second
Accessing via Global Reference	6124907.0 Ops/sec
Accessing via Argument Reference	5822978.0 Ops/sec

Script Preparation code:

var globalData = {
  data: {
   property: "value",
  },
};

Tests:

Accessing via Global Reference
function global () { return globalData.data.property; } global();
Accessing via Argument Reference
function argument (arg) { return arg.data.property; } argument(globalData);